Market Performance - The A-share market saw collective gains across major indices from August 4 to August 8, with the Shanghai Composite Index rising by 2.11% to close at 3635.13 points, the Shenzhen Component Index increasing by 1.25% to 11128.67 points, and the ChiNext Index up by 0.49% to 2333.96 points [1] - Over 74% of stocks experienced gains during the week, with 213 stocks rising over 15%, 42 stocks over 30%, and 15 stocks declining over 15% [1] Top Performing Stocks - Jiarun Technology (301117.SZ) led the weekly gainers with a rise of 63.29%, followed by Guojin Precision (002046.SZ) at 61.05%, and several others exceeding 49% [2][3] - The commercial aerospace sector has been a significant driver for these gains, particularly for Jiarun Technology, which is categorized under the defense and military industry [3] Commercial Aerospace Developments - The commercial aerospace sector is experiencing rapid growth, with a notable increase in satellite launch frequency since July 2025, indicating a shift towards a faster network deployment phase [7] - The launch of the "Jili Satellite Group 04" with 11 satellites is scheduled for August 9, further emphasizing the sector's expansion [8] Company Specifics - Jiarun Technology specializes in coding theory, artificial intelligence research, and commercial password products, with a total market capitalization of 5.3 billion yuan as of August 8 [5][3] - The company reported a significant stock price increase due to favorable market conditions and confirmed that its operational status remains normal despite recent trading volatility [6][8] Underperforming Stocks - *ST Guandao (839680.BJ) was the worst performer, with a decline of 22.31% during the week, following a period of significant price volatility [10][11] - The company faces severe financial challenges, including a potential forced delisting due to substantial financial misconduct, with a reported net profit of -6.74 million yuan and a revenue drop of 59.06% year-on-year [14][13]